		$crud->set_relation_n_n('{{ field_name }}',
		    $this->cms_complete_table_name('{{ relation_table_name }}'),
		    $this->cms_complete_table_name('{{ selection_table_name }}'),
			'{{ relation_table_field_name }}', '{{ relation_selection_field_name }}',
			'{{ selection_field_name }}', {{ relation_priority_field_name }});